knmi-mcp by dstotijn - MCP Server

KNMI MCP Server

A Model Context Protocol (MCP) server that provides access to Dutch weather data via the KNMI (Royal Netherlands Meteorological Institute) API.

Overview

This MCP server enables AI assistants and applications to access comprehensive Dutch weather information, including current conditions, forecasts, alerts, and historical data. It automatically handles location name resolution, converting human-readable Dutch city names into KNMI grid identifiers.

MCP Tools

`get_weather`

Get comprehensive weather information for any Dutch location.

Parameters:

location (string, required): Dutch location name (e.g., "Amsterdam", "De Bilt"). Will (fuzzy) matched to a well-known/mapped locality.
region (number, optional): Region number (0-15) for additional regional context

Returns:

Current weather conditions and temperature
Hourly forecast (next 48 hours)
Daily forecast (next 7 days)
Weather alerts and warnings
Wind conditions (speed, direction, gusts)
Precipitation data (amount, chance)
UV index information
Sunrise and sunset times
Weather backgrounds for visual representation

MCP Client Configuration

Add to your MCP host configuration (e.g. Claude Desktop, VS Code, etcetera):

{
	"knmi-weather": {
		"command": "npx",
		"args": ["-y", "@dstotijn/knmi-mcp"]
	}
}

Weather Data Structure

Current Conditions

Temperature (°C)
Weather type code
Wind speed, direction, and gusts
Precipitation amount and probability
UV index with safety recommendations

Forecasts

Hourly: Next 48 hours with detailed conditions
Daily: Next 7 days with min/max temperatures and precipitation

Alerts

Alert levels: none, potential, yellow, orange, red
Detailed descriptions and safety advice
Affected regions and time periods

Additional Data

Sunrise and sunset times
Weather backgrounds for UI visualization
Regional weather information
Historical climate data context